BMT Brighton Line train approaching station.

BMT Brighton Line trains.

Beverley Road station on the BMT Brighton Line.

Beverley Road station on the BMT Brighton Line.

Avenue M station on the BMT Brighton Line.

Newkirk Avenue station on the BMT Brighton Line.

Prospect Park Station, Brighton Line. 9085609.

BMT D-Unit Train at Sheepshead Bay Sta., Brighton Line. 11085206.

BMT 4th Avenue Line train

BMT Canarsie line L train approaching East 105th Street station.

BMT Myrtle Avenue El train near the Washington Avenue station.

BMT Lexington Avenue Line train car.

BMT Canarsie line L train approaching East 105th Street station.

BMT Canarsie line L train approaching East 105th Street station.

IRT Shuttle Train at Ditmas Ave., BMT Culver Line. 12195902.

IRT Eastern Parkway Line train at station.

BMT Astoria Line train leaving station.

BMT Astoria Line train leaving station.

R-11 Train at Cortelyou Rd. Sta., Brighton Line. 5265703.

Train tunnels.